diff options
| author | Timothy Bauscher <timothy@linuxfromscratch.org> | 2002-09-22 14:22:43 +0000 |
|---|---|---|
| committer | Timothy Bauscher <timothy@linuxfromscratch.org> | 2002-09-22 14:22:43 +0000 |
| commit | bed61bb6ad1626d1675b589ef8daa56b270a5ed3 (patch) | |
| tree | a9544b0e99e86c2cca7187329cc36e8c4e73ccc7 /chapter06/kernel-exp-headers.xml | |
| parent | 69f8606daf811b24648ad8d1241b97fbdac5710b (diff) | |
Applied Alex's grammatic-fixes patch.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2128 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Diffstat (limited to 'chapter06/kernel-exp-headers.xml')
| -rw-r--r-- | chapter06/kernel-exp-headers.xml | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/chapter06/kernel-exp-headers.xml b/chapter06/kernel-exp-headers.xml index 525fe0f6b..4e42a1549 100644 --- a/chapter06/kernel-exp-headers.xml +++ b/chapter06/kernel-exp-headers.xml @@ -1,11 +1,11 @@ <sect2> <title>Why we copy the kernel headers and don't symlink them</title> -<para>In the past it was common practice for people to symlink the -/usr/include/linux and asm directories to /usr/src/linux/include/linux -and asm respectively. This is a <emphasis>bad</emphasis> idea as -this extract from a post by Linus Torvalds to the Linux Kernel -Mailing List points out:</para> +<para>In the past it was common practice to symlink the +<filename class="directory">/usr/include/{linux,asm}</filename> directories +to <filename class="directory">/usr/src/linux/include/{linux,asm}</filename>. +This was a <emphasis>bad</emphasis> practice, as the following extract from a +post by Linus Torvalds to the Linux Kernel Mailing List points out:</para> <screen>I would suggest that people who compile new kernels should: @@ -25,11 +25,16 @@ has that broken symlink, and people still remember that the linux sources should go into "/usr/src/linux" even though that hasn't been true in a _loong_ time.</screen> -<para>The relevant part here is where he states that the headers should -be the ones which <emphasis>glibc was compiled against</emphasis>. These are -the headers which should remain accessible and so by copying them, we ensure -that we follow these guidelines. Also note that as long as you don't have -those symlinks, it is perfectly fine to have the kernel sources -in <filename>/usr/src/linux</filename>.</para> +<para>The essential part is where Linus states that the header files should be +<emphasis>the ones which glibc was compiled against</emphasis>. These are +the headers that should be used when you later compile other packages, as they +are the ones that match the object-code library files. By copying the headers, +we ensure that they remain available if later you upgrade your kernel.</para> + +<para>Note, by the way, that it is perfectly all right to have the kernel sources +in <filename class="directory">/usr/src/linux</filename>, as long as you don't +have the <filename class="directory">/usr/include/{linux,asm}</filename> +symlinks.</para> </sect2> + |